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Re: [PATCH v2] mac80211: redefine usage of the mac80211 workqueue

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2009/7/27 Gábor Stefanik <netrolller.3d@xxxxxxxxx>:
> On Mon, Jul 27, 2009 at 9:41 PM, Luis R.
> Rodriguez<lrodriguez@xxxxxxxxxxx> wrote:
>> On Mon, Jul 27, 2009 at 12:08 PM, Johannes
>> Berg<johannes@xxxxxxxxxxxxxxxx> wrote:
>>> On Mon, 2009-07-27 at 11:59 -0700, Luis R. Rodriguez wrote:
>>>
>>>> +EXPORT_SYMBOL_GPL(ieee80211_queue_work);
>>>
>>> Do we really want to allow these as _GPL only? Most things are not _GPL
>>> but usable by anyone, which of course isn't too useful since mac80211
>>> changes all the time :)
>>
>> Well I don't see why not.
>>
>>  Luis
>
> Do we want to prevent non-GPL

You mean non-GPL-compatible.

> drivers from using mac80211?

This wouldn't prevent it -- this is just for stuffing work into the
mac80211 workqueue. The way I was seeing this is we want to ensure
suspend works properly, if we allow non-GPL-compatible drivers stuff
work into the mac80211 workqueue suspend issues may pop up and the
issues may be driver related, not mac80211 related. But I guess its
better to see if crap vendor drivers are not following the APIs
properly, I'll remove this.

> That's
> actually counter-productive, as it reduces the chance of a
> manufacturer ever releasing a useful, kernel-includable driver. (Most
> manufacturers initially develop non-GPL drivers, which hopefully end
> up getting released under the GPL after community persuasion.

In my experience so far vendors tend to not write mac80211 drivers at
all unless they are open, all known vendor drivers I know of use wext
crap.

> If we
> make mac80211 GPL-only, that prevents any internal driver based on
> mac80211 from getting written.)

I'll remove this GPL_COMPATIBLE_ONLY thingy.

  Luis
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